<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="屏幕号" prop="screenNumber">
        <!-- <el-input
          v-model="queryParams.screenNumber"
          placeholder="请输入屏幕号"
          clearable
          @keyup.enter.native="handleQuery"
        /> -->
        <el-select v-model="queryParams.screenNumber" placeholder="请选择屏幕号" @change="handleQuery">
          <el-option v-for="item in screens" :key="item" :label="item + '号'" :value="item"></el-option>
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <!-- <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleChange"
          v-hasPermi="['resource:info:add']"
        >替换素材</el-button>
      </el-col> -->
      <!-- <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['resource:info:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['resource:info:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['resource:info:export']"
        >导出</el-button>
      </el-col> -->
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="infoList" @selection-change="handleSelectionChange">
      <!-- <el-table-column type="selection" width="55" align="center" /> -->
      <el-table-column label="屏幕号" align="center" prop="screenNumber" />
      <el-table-column label="是否有资源" align="center" prop="hasResource" />
      <el-table-column label="资源类型" align="center" prop="resourceType" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handlePreview(scope.row)"
          >预览</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
          >{{ scope.row.hasResource === '是' ? '修改' : '上传' }}</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改资源信息对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="屏幕号" prop="screenNumber">
          <el-input v-model="form.screenNumber" placeholder="请输入屏幕号" />
        </el-form-item>
        <el-form-item label="是否有资源" prop="hasResource">
          <el-input v-model="form.hasResource" placeholder="请输入是否有资源" />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>

  <el-dialog :visible.sync="uploadOpen" width="500px" :title="title" destroy-on-close>
      <!-- 下拉框 -->
      素材类型
      <el-select v-model="uploadType">
        <el-option v-for="item in uploadTypes"
        :label="item.label"
        :value="item.value"
        :key="item.value"
        >

        </el-option>
      </el-select>
      <common-upload style="margin: 20px 0" :type="uploadType" :url="fileUploadUrl + id" width="400px" @afterUpload="getList" />
  </el-dialog>
  </div>

</template>

<script>
import { listInfo, getInfo, delInfo, addInfo, updateInfo } from "@/api/resource/info";
import { getMediaUrl } from '@/utils/constant.js';
import CommonUpload from '@/components/CommonUpload/index.vue';
export default {
  name: "Info",
  components: {
    CommonUpload
  },
  data() {
    return {
      //文件上传框打开
      uploadOpen: false,
      // 上传文件类型,
      uploadType: 'video',
      uploadTypes: [{label: 'pdf', value: 'pdf'}, {label: 'video', value: 'video'}, {label: 'image', value: 'image'}],
      //
      // fileUploadUrl: "",
      // 遮罩层
      loading: true,
      // 屏幕数组
      screens: [1, 2, 3, 4, 5, 6, 7, 8, 9],
      // 选中数组
      ids: [],
      // id [1~9] 即屏幕
      id: 1,
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 资源信息表格数据
      infoList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        screenNumber: null,
        hasResource: null,
        resourceType: null
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        screenNumber: [
          { required: true, message: "屏幕号不能为空", trigger: "blur" }
        ],
        hasResource: [
          { required: true, message: "是否有资源不能为空", trigger: "blur" }
        ],
      }
    };
  },
  computed: {
    fileUploadUrl() {
      return getMediaUrl(this.uploadType)
    }
  },
  created() {
    this.getList();
  },
  methods: {
    getList() {
      this.loading = true;
      listInfo(this.queryParams).then(response => {
        this.infoList = response.rows;
        this.total = response.total;
        this.loading = false;
      }).catch(err => {
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        screenNumber: null,
        hasResource: null,
        resourceType: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加资源信息";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      // row.hasResource 是否存在资源
      const hasResource = row.hasResource === '是' ? true : false;
      this.reset();
      const id = row.id || this.ids
      const operation = hasResource ? '修改' : '上传'
      this.id = id;
      this.title = `第${id}屏资源${operation}`
      this.uploadOpen = true;
    },
    /**
     * 预览资源
     */
    handlePreview(row) {
      const { id } = row
      let url = '';
      if (row.resourceType === '视频') {
        url = getMediaUrl('video')
      } else if (row.resourceType === 'PDF文件') {
        url = getMediaUrl('pdf')
      } else if (row.resourceType === '图片') {
        url = getMediaUrl('image')
      }
      window.open(`${url}${id}`, '_blank')
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.id != null) {
            updateInfo(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addInfo(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$modal.confirm('是否确认删除资源信息编号为"' + ids + '"的数据项？').then(function() {
        return delInfo(ids);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('resource/info/export', {
        ...this.queryParams
      }, `info_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>
